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require 'rspec/support/spec/in_sub_process'
main = self
RSpec.describe "The RSpec DSL" do
include RSpec::Support::InSubProcess
shared_examples_for "dsl methods" do |*method_names|
context "when expose_dsl_globally is enabled" do
def enable
in_sub_process do
changing_expose_dsl_globally do
RSpec.configuration.expose_dsl_globally = true
expect(RSpec.configuration.expose_dsl_globally?).to eq true
end
yield
end
end
it 'makes them only available off of `RSpec`, `main` and modules' do
enable do
expect(::RSpec).to respond_to(*method_names)
expect(main).to respond_to(*method_names)
expect(Module.new).to respond_to(*method_names)
expect(Object.new).not_to respond_to(*method_names)
end
end
end
context "when expose_dsl_globally is disabled" do
def disable
in_sub_process do
changing_expose_dsl_globally do
RSpec.configuration.expose_dsl_globally = false
expect(RSpec.configuration.expose_dsl_globally?).to eq false
end
yield
end
end
it 'makes them only available off of `RSpec`' do
disable do
expect(::RSpec).to respond_to(*method_names)
expect(main).not_to respond_to(*method_names)
expect(Module.new).not_to respond_to(*method_names)
expect(Object.new).not_to respond_to(*method_names)
end
end
end
end
describe "built in DSL methods" do
include_examples "dsl methods", :describe, :context, :shared_examples, :shared_examples_for, :shared_context do
def changing_expose_dsl_globally
yield
end
end
end
describe "custom example group aliases" do
context "when adding aliases before exposing the DSL globally" do
include_examples "dsl methods", :detail do
def changing_expose_dsl_globally
RSpec.configuration.alias_example_group_to(:detail)
yield
end
end
end
context "when adding aliases after exposing the DSL globally" do
include_examples "dsl methods", :detail do
def changing_expose_dsl_globally
yield
RSpec.configuration.alias_example_group_to(:detail)
end
end
end
context "when adding duplicate aliases" do
it "only a single alias is created" do
in_sub_process do
RSpec.configuration.alias_example_group_to(:detail)
RSpec.configuration.alias_example_group_to(:detail)
expect(RSpec::Core::DSL.example_group_aliases.count(:detail)).to eq(1)
end
end
it "does not undefine the alias multiple times", :issue => 1824 do
in_sub_process do
RSpec.configuration.expose_dsl_globally = true
RSpec.configuration.alias_example_group_to(:detail)
RSpec.configuration.alias_example_group_to(:detail)
expect {
RSpec.configuration.expose_dsl_globally = false
}.not_to raise_error
end
end
end
end
end
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